fork download
copy 
  1. #include <iostream>
  2. #include <stdlib.h>
  3.  
  4. struct Foo
  5. {
  6.     Foo(int i) : i(i) {}
  7.     int i;
  8. };
  9.  
  10. int main(int,char**)
  11. {
  12.     srand(42);
  13.     Foo *src[10];
  14.     for (int i = 0; i<10; i++)
  15.     {
  16.         src[i] = new Foo(i);
  17.     }
  18.  
  19.     Foo *dst[10];
  20.     for (int i = 0; i<10; i++)
  21.     {
  22.         Foo *src_elem = NULL;
  23.         while (src_elem == NULL)
  24.         {
  25.             int random_index = rand()%10;
  26.             src_elem = src[random_index];
  27.             src[random_index] = NULL;
  28.         }
  29.         dst[i] = src_elem;
  30.     }
  31.  
  32.  
  33.     for (int i = 0; i<10; i++)
  34.     {
  35.         std::cout << dst[i]->i << std::endl;
  36.     }
  37.     return 0;
  38. }
Success #stdin #stdout 0.01s 2856KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
6
0
1
2
8
5
3
4
7
9
https://ideone.com/D6RvkU
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!